/* 全局 */
.layout-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: #f5f5f5;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
  }
  /* 头部导航 */
  .header {
    background-color: #f5f5f5;
    width: 100%;
  }
  /* 头部内容 */
  .header-content {
    max-width: 1800px;
    margin: 0 auto;
    margin-top: 220px;
    padding: 15px 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
  }
  
  .header h1 {
    margin: 0;
    font-size: 35px;
    font-family:"微软雅黑";
    color: rgb(0, 0, 0);
    font-weight: normal;
  
  }

  /* 时间 */
  .header-right {
    width: 100px;
    padding: 15px;
    display: flex;
    align-items: center;
  }

  .time {
    font-family:'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    font-size: 20px;
    color: rgb(0, 0, 0);
  }

  /* 操作卡片 */
  .menu-grid {
    font-family:"微软雅黑";
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 5px;
    margin-top: 50px;
    gap: 5px;
    flex-wrap: wrap;
    width: 100%;
    box-sizing: border-box;
    max-width: 1800px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .menu-item {
    
    background-color: white;
    border: 1px solid #e0e0e0;
    width: 120px;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 5px;
    text-align: center;
  }
  
  .menu-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    border-color: #c62828;
    color: #c62828;
  }
  
  /* 响应式布局 */
  @media screen and (max-width: 1400px) {
    .header-content,
    .menu-grid {
      max-width: 1200px;
    }
  }
  
  @media screen and (max-width: 1200px) {
    .header-content,
    .menu-grid {
      max-width: 1000px;
      gap: 15px;
    }
    
    .menu-item {
      width: 110px;
      height: 110px;
      font-size: 14px;
    }
  }
  
  @media screen and (max-width: 992px) {
    .header-content,
    .menu-grid {
      max-width: 800px;
    }
    
    .menu-item {
      width: 100px;
      height: 100px;
    }
  }
  
  @media screen and (max-width: 768px) {
    .header-content,
    .menu-grid {
      max-width: 600px;
      gap: 10px;
    }
    
    .menu-item {
      width: 90px;
      height: 90px;
      font-size: 13px;
    }
  }
  
  @media screen and (max-width: 480px) {
    .header-content {
      padding: 15px;
    }
    
    .menu-grid {
      padding: 10px;
      gap: 8px;
    }
    
    .menu-item {
      width: 80px;
      height: 80px;
      font-size: 12px;
    }
  }